Benzo[ghi]perylene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 93951-66-7

Mass-Labelled PCB Solution, 1.2ml x 1000ng/ml, nonane

Sulfur (S)

n-Pentadecane, ?13C: -30.22, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 629-62-9